Carton blank



NOV. 12, 1946. I MBERT CARTON BLANK Filed Spt. 4, 1944 IN VEN TOR.

tliqtf Russell Lambert, Springfield, Mata, designer to Brooks Bank Note Company, Springfield, Mass, a corporation of Massachliset Apnlication September d, 19%, Serial No... 552,642-

(till. 229-33) 1 illlaim.

, This invention relates to improvements in carton blanks and boxes or cartons formed thereby.

The principal objects of the invention are (iirected to the provision of a foldable blank adapted to be set up into receptacle forming relation and havine a closure or cover therefor in combination with retaining means for releasably holding the cover in closed position.

Not only does the cover in closed relation but it supports the said cover so that it is not likely to become bulged.

Notonly does the retaining; means function for the purpose described but it has other functions among which are its ability to strengthen the set up carton by preventing spreading of opposite walls thereof.

The novel features and advantages of the in vention will be hereinafter referred to in connection with the accompanying description of the invention in the form at present preferred.

In the drawine: I

Fig. i is a plan view of a carton blank embodyine the novel features of the invention;

Fig. 2 is a perspective view of the carton in set up relation with the coverin open position; and

Fit. 3 is a view similar to Fit. 2 with the cover closed and the reta mmns in eneaeedrela tion. 1

Referring now to the drawing more in detail, the invention will be fully described.

A carton blanlr is represented by d which has bottom. front and rear wall sections 4!, t and it eg cover member it provided with a front p i Bide wall sections are represented by it and it and other side wall sections are represented by y it and it. The latter have tabs re.

The flaps it ere tucked retaining means hold the till . h vided in the bottom wall,as shown in Fig. 2. Thus the front, side and rear walls are held in upright position forming with the bottom wall a receptacle having an open upper side, with a cover it hinged for swinging between open and closed no= The member it may be inserted alone the inner side of the front wall.

' Locking members 26 are cut out of the Well members it and are arranged for swinging movements by means of the score lines shown. Said members are provided with engareabl ears and notches 3t and it which may be of any desired form. v

in closed position, as shown in Fig. 3, the members it are disposed over ing.

The retaining members may take any form desired and may be connected to any of the walls being restrictive, the scope of the invention being indicated by the appended claim rather than by the foregoing description, and all modifications and variations as fall within the meaning-and purview and range of equivalency of the appended claim are therefore intended to be embraced therein.

What it is desired to claim and secure by Betters Patent of the United States is A carton blank formed and hineed for foldine into a receptacle having a cover and semrete cover retaining means comprising in combina tion, relatively hineedbottom wall and front,

heels and side wall members, a cover hineed to members adjacent to said wall member having retaming members out out therefrom and hinged thereto for swinging inwardly onto said cover 

